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Mainspring
For Zenith 4021
1.32 x 0.070 x 300 x 6.5 mm
Height (H): 1.32mm
Thickness (T): 0.07mm
Total Length (TL): 300mm
Barrel Diameter (BD): 6.5mm
End Type: Auto
To look for similar mainsprings that exactly match a specific dimension, select it from the links above.
GR Approximation
This mainspring does not have a GR reference. The following GR mainsprings are the closest fit, when values differ the exact value is shown brackets for reference:
| GR Reference # | Mainspring | Buy |
|---|---|---|
| GR3190X | 1.30 (1.32) x 0.070 x 300 x 7.0 (6.5) mm | Buy mainspring |
| GR3197X | 1.30 (1.32) x 0.075 (0.070) x 300 x 7.0 (6.5) mm | Buy mainspring |
Movement Listing
This mainspring is used by the following movements:
| Movement | Description | Ligne |
|---|---|---|
| Citizen 4-103858 | CITIZEN CASE | |
| Citizen 4-168151 | CITIZEN CASE | |
| Citizen 4-S10166 | CITIZEN CASE | |
| Citizen 5303 | 18,000 BPH | 6.75 x 8 |
| Lapanouse 2780 | DSS AUTO CALD | |
| Seiko 8J80-6A20 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko V232-6180 | PULSAR CASE REFERENCE |
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Similar Mainspring Listing
This mainspring is similar to the mainspring used by the following movements. A similar mainspring differs slightly in one or more dimensions but may possibly still work as a replacement. When values differ the exact value is shown brackets for reference:
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